Question

【题目】—Doctor, _________ should I take this medicine?
—Twice a day.
A.what time
B.how much
C.how soon
D.how often

Answer 1

【答案】D
【解析】考查特殊疑问句，根据句意：医生，我应该多久吃一次这药？一天两次。A什么时候；B多少；多少钱；C多久；D多久一次。故D项符合。